mutual attraction (?.)
- accord
- addition
- adduction
- adjunct
- affairs
- affiliation
- affinity
- alliance
- allurement
- approximation
- assemblage
- association
- attractance
- attraction
- attractiveness
- attractivity
- bent
- bias
- bond
- capillarity
- capillary attraction
- centripetal force
- closeness
- combination
- connectedness
- connection
- contiguity
- contrariety
- dealings
- deduction
- disjunction
- drag
- draw
- fancy
- fascination
- favor
- filiation
- gravitation
- gravity
- homology
- inclination
- intercourse
- intimacy
- junction
- leaning
- liaison
- link
- linkage
- linking
- magnetism
- mutual affinity
- nearness
- partiality
- penchant
- predilection
- preference
- proclivity
- propensity
- propinquity
- proximity
- pull
- pulling power
- rapport
- relatedness
- relation
- relations
- relationship
- similarity
- sympathy
- tie
- tie-in
- traction
- tug
- turn
- union